There are severe constraints on the supply side of the provision of infrastructure in Asia. The infrastructure financing gap between what is invested in Asia-Pacific (around US$48 billion) and what is needed (US$228 billion) is around US$180 billion every year.
Placed in the centre of a garden bed, they can be underplanted with low growing shrubs and bulbous plants for an harmonious effect; or underplanted with grass for a contrasting statement. Alternatively, the tree can be situated at the end of a long garden to draw visitors out into the garden.
In the emergent layer, the very tallest trees stick out from the canopy. Beneath the canopy is an understory of smaller trees and a shrub layer of big-leaved plants that can live in low-light conditions. Below this is the dark forest floor, where there are fewer, smaller plants.ANOPY. The upper part of the trees in any forest or woodland is called the canopy. It is made up of their branches, twigs, and leaves. Tropical rainforest trees form a dense canopy that is home to many animals.